argos/dmp-backend/core/src/main/java/eu/eudat/query/ExternalReferenceQuery.java

package eu.eudat.query;

import eu.eudat.authorization.AuthorizationFlags;
import eu.eudat.commons.enums.ExternalReferencesType;
import eu.eudat.commons.enums.IsActive;
import eu.eudat.commons.enums.SourceType;
import eu.eudat.commons.scope.user.UserScope;
import eu.eudat.data.DmpBlueprintEntity;
import eu.eudat.data.ExternalReferenceEntity;
import gr.cite.commons.web.authz.service.AuthorizationService;
import gr.cite.tools.data.query.FieldResolver;
import gr.cite.tools.data.query.QueryBase;
import gr.cite.tools.data.query.QueryContext;
import jakarta.persistence.Tuple;
import jakarta.persistence.criteria.CriteriaBuilder;
import jakarta.persistence.criteria.Predicate;
import org.springframework.beans.factory.config.ConfigurableBeanFactory;
import org.springframework.context.annotation.Scope;
import org.springframework.stereotype.Component;

import java.time.Instant;
import java.util.*;

@Component
@Scope(value = ConfigurableBeanFactory.SCOPE_PROTOTYPE)
public class ExternalReferenceQuery extends QueryBase<ExternalReferenceEntity> {

    private String like;

    private Collection<UUID> ids;

    private Collection<IsActive> isActives;

    private Collection<SourceType> sourceTypes;

    private Collection<ExternalReferencesType> externalReferenceTypes;

    private Collection<UUID> excludedIds;

    private EnumSet<AuthorizationFlags> authorize = EnumSet.of(AuthorizationFlags.None);

    public ExternalReferenceQuery like(String value) {
        this.like = value;
        return this;
    }

    public ExternalReferenceQuery ids(UUID value) {
        this.ids = List.of(value);
        return this;
    }

    public ExternalReferenceQuery ids(UUID... value) {
        this.ids = Arrays.asList(value);
        return this;
    }

    public ExternalReferenceQuery ids(Collection<UUID> values) {
        this.ids = values;
        return this;
    }

    public ExternalReferenceQuery isActive(IsActive value) {
        this.isActives = List.of(value);
        return this;
    }

    public ExternalReferenceQuery isActive(IsActive... value) {
        this.isActives = Arrays.asList(value);
        return this;
    }

    public ExternalReferenceQuery isActive(Collection<IsActive> values) {
        this.isActives = values;
        return this;
    }

    public ExternalReferenceQuery externalReferenceTypes(ExternalReferencesType value) {
        this.externalReferenceTypes = List.of(value);
        return this;
    }

    public ExternalReferenceQuery externalReferenceTypes(ExternalReferencesType... value) {
        this.externalReferenceTypes = Arrays.asList(value);
        return this;
    }

    public ExternalReferenceQuery externalReferenceTypes(Collection<ExternalReferencesType> values) {
        this.externalReferenceTypes = values;
        return this;
    }

    public ExternalReferenceQuery excludedIds(Collection<UUID> values) {
        this.excludedIds = values;
        return this;
    }

    public ExternalReferenceQuery excludedIds(UUID value) {
        this.excludedIds = List.of(value);
        return this;
    }

    public ExternalReferenceQuery excludedIds(UUID... value) {
        this.excludedIds = Arrays.asList(value);
        return this;
    }

    public ExternalReferenceQuery sourceTypes(SourceType value) {
        this.sourceTypes = List.of(value);
        return this;
    }

    public ExternalReferenceQuery sourceTypes(SourceType... value) {
        this.sourceTypes = Arrays.asList(value);
        return this;
    }

    public ExternalReferenceQuery sourceTypes(Collection<SourceType> values) {
        this.sourceTypes = values;
        return this;
    }

    public ExternalReferenceQuery authorize(EnumSet<AuthorizationFlags> values) {
        this.authorize = values;
        return this;
    }

    private final UserScope userScope;

    private final AuthorizationService authService;

    public ExternalReferenceQuery(
            UserScope userScope,
            AuthorizationService authService
    ) {
        this.userScope = userScope;
        this.authService = authService;
    }

    @Override
    protected Class<ExternalReferenceEntity> entityClass() {
        return ExternalReferenceEntity.class;
    }

    @Override
    protected Boolean isFalseQuery() {
        return this.isEmpty(this.ids) || this.isEmpty(this.isActives) || this.isEmpty(this.excludedIds) || this.isEmpty(this.externalReferenceTypes) || this.isEmpty(this.sourceTypes);
    }

    @Override
    protected <X, Y> Predicate applyFilters(QueryContext<X, Y> queryContext) {
        List<Predicate> predicates = new ArrayList<>();
        if (this.ids != null) {
            CriteriaBuilder.In<UUID> inClause = queryContext.CriteriaBuilder.in(queryContext.Root.get(ExternalReferenceEntity._id));
            for (UUID item : this.ids)
                inClause.value(item);
            predicates.add(inClause);
        }
        if (this.like != null && !this.like.isEmpty()) {
            predicates.add(queryContext.CriteriaBuilder.or(queryContext.CriteriaBuilder.like(queryContext.Root.get(ExternalReferenceEntity._label), this.like),
                    queryContext.CriteriaBuilder.like(queryContext.Root.get(ExternalReferenceEntity._description), this.like)
            ));
        }
        if (this.isActives != null) {
            CriteriaBuilder.In<IsActive> inClause = queryContext.CriteriaBuilder.in(queryContext.Root.get(ExternalReferenceEntity._isActive));
            for (IsActive item : this.isActives)
                inClause.value(item);
            predicates.add(inClause);
        }
        if (this.sourceTypes != null) {
            CriteriaBuilder.In<SourceType> inClause = queryContext.CriteriaBuilder.in(queryContext.Root.get(ExternalReferenceEntity._sourceType));
            for (SourceType item : this.sourceTypes)
                inClause.value(item);
            predicates.add(inClause);
        }
        if (this.externalReferenceTypes != null) {
            CriteriaBuilder.In<ExternalReferencesType> inClause = queryContext.CriteriaBuilder.in(queryContext.Root.get(ExternalReferenceEntity._type));
            for (ExternalReferencesType item : this.externalReferenceTypes)
                inClause.value(item);
            predicates.add(inClause);
        }
        if (this.excludedIds != null) {
            CriteriaBuilder.In<UUID> notInClause = queryContext.CriteriaBuilder.in(queryContext.Root.get(ExternalReferenceEntity._id));
            for (UUID item : this.excludedIds)
                notInClause.value(item);
            predicates.add(notInClause.not());
        }
        if (!predicates.isEmpty()) {
            Predicate[] predicatesArray = predicates.toArray(new Predicate[0]);
            return queryContext.CriteriaBuilder.and(predicatesArray);
        } else {
            return null;
        }
    }

    @Override
    protected ExternalReferenceEntity convert(Tuple tuple, Set<String> columns) {
        ExternalReferenceEntity item = new ExternalReferenceEntity();
        item.setId(QueryBase.convertSafe(tuple, columns, ExternalReferenceEntity._id, UUID.class));
        item.setLabel(QueryBase.convertSafe(tuple, columns, ExternalReferenceEntity._label, String.class));
        item.setDescription(QueryBase.convertSafe(tuple, columns, ExternalReferenceEntity._description, String.class));
        item.setCreatedAt(QueryBase.convertSafe(tuple, columns, ExternalReferenceEntity._createdAt, Instant.class));
        item.setUpdatedAt(QueryBase.convertSafe(tuple, columns, ExternalReferenceEntity._updatedAt, Instant.class));
        item.setIsActive(QueryBase.convertSafe(tuple, columns, ExternalReferenceEntity._isActive, IsActive.class));
        item.setDefinition(QueryBase.convertSafe(tuple, columns, ExternalReferenceEntity._definition, String.class));
        item.setAbbreviation(QueryBase.convertSafe(tuple, columns, ExternalReferenceEntity._abbreviation, String.class));
        item.setReference(QueryBase.convertSafe(tuple, columns, ExternalReferenceEntity._reference, String.class));
        item.setSource(QueryBase.convertSafe(tuple, columns, ExternalReferenceEntity._source, String.class));
        item.setSourceType(QueryBase.convertSafe(tuple, columns, ExternalReferenceEntity._sourceType, SourceType.class));
        item.setType(QueryBase.convertSafe(tuple, columns, ExternalReferenceEntity._type, ExternalReferencesType.class));
        item.setCreatedBy(QueryBase.convertSafe(tuple, columns, ExternalReferenceEntity._createdBy, UUID.class));
        return item;
    }

    @Override
    protected String fieldNameOf(FieldResolver item) {
        if (item.match(ExternalReferenceEntity._id)) return ExternalReferenceEntity._id;
        else if (item.match(ExternalReferenceEntity._label)) return ExternalReferenceEntity._label;
        else if (item.match(ExternalReferenceEntity._description)) return ExternalReferenceEntity._description;
        else if (item.match(ExternalReferenceEntity._createdAt)) return ExternalReferenceEntity._createdAt;
        else if (item.match(ExternalReferenceEntity._updatedAt)) return ExternalReferenceEntity._updatedAt;
        else if (item.match(ExternalReferenceEntity._isActive)) return ExternalReferenceEntity._isActive;
        else if (item.match(ExternalReferenceEntity._definition)) return ExternalReferenceEntity._definition;
        else if (item.match(ExternalReferenceEntity._abbreviation)) return ExternalReferenceEntity._abbreviation;
        else if (item.match(ExternalReferenceEntity._reference)) return ExternalReferenceEntity._reference;
        else if (item.match(ExternalReferenceEntity._source)) return ExternalReferenceEntity._source;
        else if (item.match(ExternalReferenceEntity._sourceType)) return ExternalReferenceEntity._sourceType;
        else if (item.match(ExternalReferenceEntity._type)) return ExternalReferenceEntity._type;
        //else if (item.prefix(ExternalReferenceEntity._createdBy)) return ExternalReferenceEntity._createdBy;
        else return null;
    }

}